#!/bin/bash set -uo pipefail [[ $EXECUTED_IN_CHROOT != "true" ]] \ && { echo "This script must not be executed directly!" >&2; exit 1; } # Source the systems profile source /etc/profile # Set safe umask umask 0077 # Export variables (used to determine processor count by some applications) export NPROC="$(nproc || echo 2)" export NPROC_ONE="$((NPROC + 1))" # Set default makeflags and emerge flags for parallel emerges export MAKEFLAGS="-j$NPROC" export EMERGE_DEFAULT_OPTS="--jobs=$NPROC_ONE --load-average=$NPROC" # Execute the requested command exec "$@"